code: def test_register_coords():
      register_coords(coords={"深圳": [113, 23]})
  
file_path: pyecharts/test/test_datasets.py
imports: import os
  import urllib.error
  from unittest.mock import patch
  from nose.tools import assert_equal, assert_in, raises
  from pyecharts.datasets import EXTRA, FuzzyDict, register_url, register_files, register_coords
label_desc: Use image node_id 5 for calling a global function with example usage: test_register_coords() without return types